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CHICAGO TRUST Co NA

Bank

Position in MRK — Merck & Co., Inc.

CIK 1601539 GRAYSLAKE, IL

Position in MRK

as of Jun 30, 2026 · filed Jul 16, 2026
Position Value
$5,517,147
+$246,761 QoQ
Shares Held
42,935
-2.0% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.96%
of 13F equity value
Holder Rank
#999
of 3,769 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 94% Shared 1% None 5%

Common Shares in MRK Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

CHICAGO TRUST Co NA holds $42,770,408 across 10 Drug Manufacturers - General names. MRK ranks #4 (12.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 MRK
Merck & Co., Inc.
This page
42,935 $5,517,147

All Filings in MRK

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $5,517,147 42,935
2026-03-31 $5,270,386 43,814
2025-12-31 $5,271,631 50,082
2025-09-30 $4,076,647 48,572
2025-06-30 $4,033,359 50,952
2025-03-31 $4,007,962 44,652
2024-12-31 $4,633,976 46,582
2024-09-30 $5,647,565 49,732
2024-06-30 $5,836,179 47,142
2024-03-31 $6,196,240 46,959
2023-12-31 $4,957,138 45,470
2023-09-30 $4,858,725 47,195
2023-06-30 $5,461,408 47,330
2023-03-31 $5,031,607 47,294
2022-12-31 $5,954,131 53,665
2022-09-30 $5,296,810 61,505
2022-06-30 $5,672,779 62,222
2022-03-31 $5,034,095 61,354
2021-12-31 $4,953,012 64,627
2021-09-30 $4,800,279 63,910
2021-06-30 $4,869,567 62,615
2021-03-31 $4,115,220 53,382
2020-12-31 $4,848,038 59,267
2020-09-30 $4,443,550 53,569
2020-06-30 $3,840,517 49,664
2020-03-31 $3,882,621 50,463